BUEHLER ALEXANDER J
Related Filers (4)
- Energy Recovery, Inc. (28)
- LIQTECH INTERNATIONAL INC (6)
- INSITUFORM TECHNOLOGIES INC (3)
- VISCOUNT SYSTEMS INC (2)
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Ownership (39)
4
Monday, 1/8/2024
LIQTECH INTERNATIONAL INC: Statement of changes in beneficial ownership of securities
4
Monday, 6/12/2023
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/31/2023
LIQTECH INTERNATIONAL INC: Statement of changes in beneficial ownership of securities
4
Monday, 6/13/2022
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/6/2022
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 5/19/2022
LIQTECH INTERNATIONAL INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/5/2022
LIQTECH INTERNATIONAL INC: Statement of changes in beneficial ownership of securities
4
Thursday, 6/10/2021
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 1/14/2021
LIQTECH INTERNATIONAL INC: Statement of changes in beneficial ownership of securities
4
Friday, 11/13/2020
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 7/20/2020
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/10/2019
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/18/2018
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
3
Thursday, 8/17/2017
LIQTECH INTERNATIONAL INC: Initial statement of beneficial ownership of securities
4
Thursday, 6/29/2017
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/16/2016
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 8/12/2016
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 8/11/2016
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/27/2016
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/11/2016
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
5
Wednesday, 2/17/2016
VISCOUNT SYSTEMS INC: Annual statement of changes in beneficial ownership of securities
4
Thursday, 6/25/2015
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/12/2015
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
3
Monday, 2/9/2015
Energy Recovery, Inc.: Initial statement of beneficial ownership of securities
3
Wednesday, 8/13/2014
VISCOUNT SYSTEMS INC: Initial statement of beneficial ownership of securities
4
Friday, 6/20/2014
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/19/2014
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/21/2014
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/14/2014
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/13/2014
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 3/10/2014
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/15/2013
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/21/2012
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/21/2012
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
3
Friday, 6/3/2011
Energy Recovery, Inc.: Initial statement of beneficial ownership of securities
4
Friday, 6/3/2011
Energy Recovery, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 5/22/2008
INSITUFORM TECHNOLOGIES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 1/31/2008
INSITUFORM TECHNOLOGIES INC: Statement of changes in beneficial ownership of securities
3
Friday, 5/4/2007
INSITUFORM TECHNOLOGIES INC: Initial statement of beneficial ownership of securities